<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
		<style type="text/css">
			div{
				height: 50px;
				width: 100px;
				background-color: pink;
			}
			div:active{
				height: 150px;
				transition-property: height;
				transition-duration: 3s;
				transition-timing-function: ease-in-out;
			}
		</style>
	</head>
	<body>
		<div></div>
	</body>
</html>
